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Alternative forms[edit]


French acoustique, from Ancient Greek ἀκουστικός ‎(akoustikós, auditory), from Proto-Indo-European *h₂ḱh₂owsyé- ‎(to be sharp-eared), from *h₂eḱ- ‎(sharp) + *h₂ows- ‎(ear) + *yé- (denominative suffix).

From the same Proto-Indo-European root *h₂ḱh₂owsyé-, see English hear.


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acoustic ‎(not comparable)

  1. Pertaining to the sense of hearing, the organs of hearing, or the science of sounds; auditory.
  2. (music) Naturally producing or produced by an instrument without electrical amplification, as an acoustic guitar or acoustic piano.

Derived terms[edit]


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Derived terms[edit]

  • acoustics: the science of sound
  • acoustic duct: the auditory duct, or external passage of the ear.
  • acoustic guitar
  • acoustic telegraph: a telegraph making audible signals; a telephone, notably used on ships
  • acoustic vessels: brazen tubes or vessels, shaped like a bell, used in ancient theaters to propel the voices of the actors, so as to render them audible to a great distance.


acoustic ‎(plural acoustics)

  1. (medicine) A medicine or other agent to assist hearing.